From ec57335b81d8fcf3088994c532b5ca21e839616a Mon Sep 17 00:00:00 2001 From: Bjorn Helgaas Date: Fri, 17 Jan 2025 15:03:04 -0600 Subject: [PATCH] PCI: dwc: Add dw_pcie_suspend_noirq(), dw_pcie_resume_noirq() stubs for !CONFIG_PCIE_DW_HOST Previously pcie-designware.h declared dw_pcie_suspend_noirq() and dw_pcie_resume_noirq() unconditionally, even though they were only implemented when CONFIG_PCIE_DW_HOST was defined. Add no-op stubs for them when CONFIG_PCIE_DW_HOST is not defined so drivers that support both Root Complex and Endpoint modes don't need Link: https://lore.kernel.org/r/20250117213810.GA656803@bhelgaas Signed-off-by: Bjorn Helgaas --- drivers/pci/controller/dwc/pcie-designware.h | 15 ++++++++++++--- 1 file changed, 12 insertions(+), 3 deletions(-) diff --git a/drivers/pci/controller/dwc/pcie-designware.h b/drivers/pci/controller/dwc/pcie-designware.h index 8c0222f019d7..f400f562700e 100644 --- a/drivers/pci/controller/dwc/pcie-designware.h +++ b/drivers/pci/controller/dwc/pcie-designware.h @@ -500,9 +500,6 @@ void dw_pcie_iatu_detect(struct dw_pcie *pci); int dw_pcie_edma_detect(struct dw_pcie *pci); void dw_pcie_edma_remove(struct dw_pcie *pci); -int dw_pcie_suspend_noirq(struct dw_pcie *pci); -int dw_pcie_resume_noirq(struct dw_pcie *pci); - static inline void dw_pcie_writel_dbi(struct dw_pcie *pci, u32 reg, u32 val) { dw_pcie_write_dbi(pci, reg, 0x4, val); @@ -680,6 +677,8 @@ static inline enum dw_pcie_ltssm dw_pcie_get_ltssm(struct dw_pcie *pci) } #ifdef CONFIG_PCIE_DW_HOST +int dw_pcie_suspend_noirq(struct dw_pcie *pci); +int dw_pcie_resume_noirq(struct dw_pcie *pci); irqreturn_t dw_handle_msi_irq(struct dw_pcie_rp *pp); int dw_pcie_setup_rc(struct dw_pcie_rp *pp); int dw_pcie_host_init(struct dw_pcie_rp *pp); @@ -688,6 +687,16 @@ int dw_pcie_allocate_domains(struct dw_pcie_rp *pp); void __iomem *dw_pcie_own_conf_map_bus(struct pci_bus *bus, unsigned int devfn, int where); #else +static inline int dw_pcie_suspend_noirq(struct dw_pcie *pci) +{ + return 0; +} + +static inline int dw_pcie_resume_noirq(struct dw_pcie *pci) +{ + return 0; +} + static inline irqreturn_t dw_handle_msi_irq(struct dw_pcie_rp *pp) { return IRQ_NONE; -- 2.25.1